<template>
<div class="icons">
<swiper :options="swiperOption" v-if="showIcons">
    <!-- slides -->
    <swiper-slide v-for="(page,index) of pages" :key="index">
    	<div class="icon" v-for="item in page" :key="item.id">
			<div class="icon-img">
				<img class="icon-img-content" :src='item.imgUrl' />
			</div>
			<p class="icon-desc">{{item.desc}}</p>
		</div>
    </swiper-slide>
    <div class="swiper-pagination"  slot="pagination"></div>

</swiper>
</div>
<!--
	<div class="icons">
		<div class="icon">
			<div class="icon-img">
				<img class="icon-img-content" src='http://img1.qunarzz.com/piao/fusion/1803/95/f3dd6c383aeb3b02.png' />
			</div>
			<p class="icon-desc">景点门票</p>
		</div>

	</div>-->
</template>

<script>
export default {
  props: {
    list: Array
  },
  name: 'HomeIcons',
  data () {
    return {
      swiperOption: {
        autoplay: false,
        pagination: '.swiper-pagination',
        loop: true
      }
    }
  },
  computed: {
    pages () {
      const pages = []
      this.list.forEach((item, index) => {
        const page = Math.floor(index / 8)
        if (!pages[page]) {
          pages[page] = [] // 赋值成数组
        }
        pages[page].push(item) // 把当前item传到当页page数组里去
      })
      return pages
    },
    showIcons () {
      return this.list.length
    }
  }

}
</script>

<style lang="stylus" scoped>
@import "~styles/varibles.styl"
@import "~styles/mixins.styl"
	.icons >>> .swiper-container
		height:0
		padding-bottom:60%
	.icons
		margin-top:.2rem
		.icon
			position:relative
			overflow:hidden
			float:left
			width:25%
			height:30%
			padding-bottom:25%
			margin-bottom:2%
			.icon-img
				position:absolute
				top:0
				left:0
				right:0
				bottom:.44rem
				.icon-img-content
					display:block
					margin:0 auto
					height:95%

			.icon-desc
					position:absolute
					left:0
					right:0
					bottom:0rem
					line-height:.44rem
					color:#333
					text-align:center
					ellipsis()

</style>
